#
# DBus interface for the user interface module
#
# Copyright (C) 2021 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
# Public License for more details.  You should have received a copy of the
# GNU General Public License along with this program; if not, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.  Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
from dasbus.server.interface import dbus_interface
from dasbus.server.property import emits_properties_changed
from dasbus.typing import *  # pylint: disable=wildcard-import

from pyanaconda.modules.common.base import KickstartModuleInterfaceTemplate
from pyanaconda.modules.common.constants.objects import USER_INTERFACE
from pyanaconda.modules.common.structures.policy import PasswordPolicy

__all__ = ["UIInterface"]


@dbus_interface(USER_INTERFACE.interface_name)
class UIInterface(KickstartModuleInterfaceTemplate):
    """DBus interface for the user interface module."""

    def connect_signals(self):
        """Connect the signals."""
        super().connect_signals()
        self.watch_property("PasswordPolicies", self.implementation.password_policies_changed)

    @property
    def PasswordPolicies(self) -> Dict[Str, Structure]:
        """The password policies."""
        return PasswordPolicy.to_structure_dict(
            self.implementation.password_policies
        )

    @emits_properties_changed
    def SetPasswordPolicies(self, policies: Dict[Str, Structure]):
        """Set the password policies.

        Default policy names:

            root  The policy for the root password.
            user  The policy for the user password.
            luks  The policy for the LUKS passphrase.

        :param policies: a dictionary of policy names and policy data
        """
        self.implementation.set_password_policies(
            PasswordPolicy.from_structure_dict(policies)
        )
